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This dynamic duo met while shooting 'Mr. & Mrs. Smith' in 2004. The two became the adoptive parents of Maddox, Pax, and Zahara and have three biological children.

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Longtime couple Goldie Hawn and Kurt Russell met on set of 'Swing Shift' in 1982. Despite their long lasting romance, the two do not have plans to marry. They've also starred together in the 1986 film 'Overboard.'

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This adorable couple met on the set of 'Once Upon A Time,' where they play (appropriately) Snow White and Prince Charming.

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Ben Affleck and Jennifer Garner met on the set of 'Daredevil' and were married from 2005 to 2015.

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Kyra Sedgwick and Kevin Bacon met on the set of the PBS film 'Lemon Sky.' The couple was married in 1988 and has two children together, Travis Bacon and Sosie Ruth Bacon.

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This young Hollywood couple met during the filming of 'Evening' in 2007. Hugh Dancy and Claire Danes married in 2009 and have one child, a son.

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From 'True Blood' to True Love! Anna Paquin and Stephen Moyer met on the set of their hit HBO series. The couple play lovers on the show and were married in August 2010.

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The former 'OC' starlet and the 'Star Wars' prequels actor met on the set of 'Jumper' and have dated off-and-on since 2007.

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Jessica Alba and Cash Warren met on the set of 'Fantastic Four' in 2004 and have been together ever since.

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The former 'Buffy the Vampire Slayer' met husband Freddie Prinze, Jr. on the set of 'I Know What You Did Last Summer.' The couple has been married since 2000 and has a daughter, Charlotte Grace Prinze.

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The original '90210' star met Dean on the set of 'Mind Over Murder.' The couple has two children Liam, and Stella, and starred in their own Oxygen reality television show, 'sTORIbook Weddings.'

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Natalie Portman and Benjamin Millepied met while shooting the dance thriller 'Black Swan.' The couple has a son together, Aleph.